How did Sasuke get his left arm back?


  1. How did Sasuke get his left arm back?

How did Sasuke get his left arm back?

He and Naruto in their final battle, clashed chidori with rasengan and they both lost their arms but Naruto had Hashirama’s cells implanted so his arm grew back and Sasuke decided to atone for his sins but choosing not to have it repaired.